CN216159943U - Wireless acquisition vortex street flowmeter of thing networking - Google Patents

Abstract

The utility model relates to the technical field of vortex shedding flowmeters, in particular to an Internet of things wireless acquisition vortex shedding flowmeter, which comprises a vortex shedding flowmeter body and two groups of pipelines to be measured, wherein two ends of the vortex shedding flowmeter body are respectively and fixedly provided with a group of connecting pipes, one end, close to the pipeline to be measured, of the inner part of each connecting pipe is provided with a containing cavity, a first spring is arranged in each containing cavity, one end, close to the vortex shedding flowmeter body, of each pipeline to be measured extends into each containing cavity and abuts against the corresponding first spring, the pipeline to be measured is connected with the connecting pipes in a sliding mode, the connecting pipes are further provided with limiting assemblies, and the limiting assemblies axially limit the pipelines to be measured. The utility model can easily disassemble the connecting pipe from the measured pipeline, is beneficial to the later connection and use of the vortex shedding flowmeter on different measured pipelines, and has simple operation, convenience and quickness.

Description

Wireless acquisition vortex street flowmeter of thing networking

Technical Field

The utility model relates to the technical field of vortex street flowmeters, in particular to an Internet of things wireless acquisition vortex street flowmeter.

Background

The vortex flowmeter adopts a piezoelectric stress sensor, has high reliability and can work within the working temperature range of-20 ℃ to +250 ℃. The analog standard signal and the digital pulse signal are output, so that the digital pulse signal measuring instrument is easily matched with a computer and other digital systems, and is an advanced and ideal measuring instrument.

The vortex shedding flowmeter is mainly used for measuring the flow of industrial pipeline medium fluid, such as various media of gas, liquid, steam and the like. In the use of vortex flowmeter, the condition of vibrations may exist in the pipeline, nevertheless because generally through flange joint between current vortex flowmeter and the pipeline, not only the dismouting is inconvenient, the vortex flowmeter of being not convenient for is to the connection measurement of different pipelines, and the shock resistance can be poor moreover for after receiving vibrations, its inside electric element takes place to damage because of vibrations easily, thereby leads to vortex flowmeter to measure malfunctioning, influences the user and uses.

In view of this, we propose an internet of things wireless acquisition vortex shedding flowmeter.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an internet of things wireless acquisition vortex street flowmeter, and aims to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wireless minor collection vortex street flowmeter of thing networking, includes vortex street flowmeter body and two sets of pipelines that are surveyed, the both ends of vortex street flowmeter body are all fixed and are provided with a set of connecting pipe, the pipe wall of connecting pipe is inside to be close to be surveyed pipeline one end and has seted up and hold the chamber, it is provided with first spring to hold intracavity portion, the one end that is close to vortex street flowmeter body by the pipeline of being surveyed stretches into and holds the intracavity and inconsistent with first spring, is surveyed pipeline and connecting pipe sliding connection, and still is provided with spacing subassembly on the connecting pipe, and spacing subassembly carries out the axial spacing to being surveyed the pipeline.

Preferably, the containing cavity is of a circular ring structure, the measured pipeline is attached to the wall of the containing cavity, and a plurality of groups of sliding grooves are formed in the outer side wall of one end, close to the connecting pipe, of the measured pipeline.

Preferably, the cavity wall of the accommodating cavity is outwards concavely provided with a plurality of slots, a group of limiting assemblies are arranged in each slot, each limiting assembly comprises a fixture block and a second spring, the fixture blocks are slidably mounted in the slots, one end of each fixture block is fixedly connected with the second springs, and the other end of each fixture block is inserted into one group of sliding grooves.

Preferably, the bottom of each fixture block is rotatably connected with three ball supports which are linearly distributed, the ball supports are in rolling fit with the sliding grooves, the fixture blocks and the sliding grooves are distributed in an annular array, and the number of the fixture blocks and the number of the sliding grooves are 3-8.

Preferably, the outer wall of the connecting pipe is provided with an annular groove, the annular groove is internally rotatably provided with a rotary table, one side of the rotary table, which is close to the pipeline to be detected, is provided with driving grooves with the same number as the sliding grooves, the driving grooves are distributed in an annular array, and the driving grooves are arc-shaped grooves.

Preferably, a group of shifting rods are inserted into each driving groove, and one ends of the shifting rods, which are far away from the rotating disc, extend into the grooves and are fixedly connected with the clamping blocks.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the connecting pipe is also provided with the limiting assembly, and the limiting assembly axially limits the pipeline to be detected. The first spring is arranged in the accommodating cavity and is abutted against the pipeline to be measured, so that the axial vibration force borne by the vortex shedding flowmeter body can be effectively reduced, the anti-seismic performance of the vortex shedding flowmeter body is improved, the probability of damage to internal elements of the vortex shedding flowmeter body due to vibration is reduced, and the service life of the vortex shedding flowmeter is prolonged;

2. according to the vortex street flowmeter, the turntable is rotated clockwise, the driving groove on the turntable acts on the shifting rod, the shifting rod drives the clamping block to extrude the second spring and retract into the groove, the connecting pipe can be easily detached from the tested pipeline, the vortex street flowmeter body can be used for connecting different tested pipelines in the later period, and the vortex street flowmeter is simple to operate, convenient and fast.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the structure of the present invention;

fig. 3 is a cross-sectional view of a connecting tube in the structure of the present invention.

In the figure: the vortex shedding flowmeter comprises a vortex shedding flowmeter body 1, a connecting pipe 2, an accommodating cavity 201, a measured pipeline 3, a sliding groove 301, a first spring 4, a rotating disc 5, a driving groove 6, a shifting rod 7, a clamping block 8, a second spring 9 and a ball support 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a wireless acquisition vortex street flowmeter of thing networking, including vortex street flowmeter body 1 and two sets of 3 pipelines under test, vortex street flowmeter body 1's both ends are all fixed and are provided with a set of connecting pipe 2, the inside pipe wall that is close to of connecting pipe 2 has been seted up near 3 one end of pipeline under test and has been held chamber 201, it is provided with first spring 4 to hold the inside of chamber 201, the one end that is close to vortex flowmeter body 1 by pipeline under test 3 stretches into and holds in chamber 201 and inconsistent with first spring 4, pipeline under test 3 and connecting pipe 2 sliding connection, and still be provided with spacing subassembly on the connecting pipe 2, spacing subassembly is to being carried out the axial spacing by pipeline under test 3. Through holding chamber 201 and set up first spring 4 and inconsistent with 3 pipelines that are surveyed, can effectively reduce the axial vibrations power that vortex flowmeter body 1 received, improved vortex flowmeter body 1's anti-seismic performance, reduced the probability that its internal element damaged because of vibrations to vortex flowmeter body 1's life has been improved.

As shown in fig. 2 and fig. 3, the accommodating chamber 201 is a circular ring structure, the pipeline 3 to be measured is attached to the chamber wall of the accommodating chamber 201, and the outer side wall of one end of the pipeline 3 to be measured, which is close to the connecting pipe 2, is provided with a plurality of sets of sliding grooves 301. The chamber wall that holds chamber 201 is outwards sunken to be equipped with a plurality of flutings, all is equipped with a set of spacing subassembly in every fluting, and spacing subassembly includes fixture block 8 and second spring 9, and fixture block 8 slidable mounting is in the fluting, and fixture block 8 one end fixed connection second spring 9, the fixture block 8 other end is inserted and is established in a set of spout 301. Through the elasticity that utilizes second spring 9 self acting on fixture block 8 for fixture block 8 inserts and establishes in spout 301, plays the effect of direction to connecting pipe 2 on the one hand like this, makes measured pipeline 3 can carry out horizontal motion along spout 301, and on the other hand can carry out the axial spacing to connecting pipe 2, avoids connecting pipe 2 to take place to drop from connecting pipe 2.

As shown in fig. 2 and 3, the bottom of the fixture block 8 is rotatably connected with three ball receptacles 10 in linear distribution, the ball receptacles 10 are in rolling fit with the sliding grooves 301, the plurality of fixture blocks 8 and the plurality of groups of sliding grooves 301 are distributed in an annular array, and the number of the fixture blocks 8 and the number of the sliding grooves 301 are 3-8. Through set up a plurality of ball holds in the palm 10 in the bottom of fixture block 8, reduced the area of contact of fixture block 8 with spout 301 to convert sliding friction into rolling friction, further reduce the vibrations influence that measured pipeline 3 caused vortex flowmeter body 1.

As shown in fig. 2 and fig. 3, an annular groove is formed in the outer wall of the connecting pipe 2, a rotating disc 5 is rotatably mounted in the annular groove, driving grooves 6 with the same number as the sliding grooves 301 are formed in one side, close to the pipeline 3 to be measured, of the rotating disc 5, the driving grooves 6 are distributed in an annular array, and the driving grooves 6 are arc-shaped grooves. A group of shift levers 7 are inserted into each driving groove 6, and one ends of the shift levers 7, far away from the rotating disc 5, extend into the grooves and are fixedly connected with the clamping blocks 8. Through clockwise turning carousel 5, and driving groove 6 on carousel 5 acts on driving lever 7 for driving lever 7 drives in 8 extrusion second springs of fixture block and the fluting of withdrawal, alright dismantle connecting pipe 2 from being surveyed pipeline 3 this moment easily, do benefit to later stage vortex street flowmeter body 1 and connect the use, easy operation, convenient and fast to different being surveyed pipeline 3.

The working principle is as follows: in the in-service use, carousel 5 is rotated clockwise to one hand, another hand will be surveyed pipeline 3 and insert and establish in holding chamber 201, then release carousel 5 again, utilize the elasticity of second spring 9 self to act on fixture block 8 this moment, make fixture block 8 insert and establish in spout 301, the effect of direction is played to connecting pipe 2 in such a way, make to be surveyed pipeline 3 can carry out horizontal motion along spout 301, on the other hand can carry out axial spacing to connecting pipe 2, avoid connecting pipe 2 to take place to drop from connecting pipe 2. The first spring 4 is arranged in the accommodating cavity 201 and is abutted against the measured pipeline 3, so that the axial vibration force borne by the vortex shedding flowmeter body 1 can be effectively reduced, the anti-vibration performance of the vortex shedding flowmeter body 1 is improved, the probability of damage to internal elements of the vortex shedding flowmeter body 1 due to vibration is reduced, and the service life of the vortex shedding flowmeter body 1 is prolonged;

when needs examine different pipelines, at first through clockwise rotation carousel 5, and driving groove 6 on the carousel 5 acts on driving lever 7 for driving lever 7 drives in fixture block 8 extrusion second spring 9 and the fluting of withdrawal, alright dismantle connecting pipe 2 from being surveyed pipeline 3 this moment easily, do benefit to later stage vortex street flowmeter body 1 and connect the use, easy operation, convenient and fast to different being surveyed pipeline 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a wireless adoption of thing networking vortex street flowmeter, includes vortex street flowmeter body (1) and two sets of pipelines (3) under test, its characterized in that: the both ends of vortex flowmeter body (1) are all fixed and are provided with a set of connecting pipe (2), the pipe wall inside of connecting pipe (2) is close to by survey pipeline (3) one end and has been seted up and hold chamber (201), hold chamber (201) inside and be provided with first spring (4), the one end that is close to vortex flowmeter body (1) by survey pipeline (3) is stretched into and is held in chamber (201) and inconsistent with first spring (4), is surveyed pipeline (3) and connecting pipe (2) sliding connection, and still is provided with spacing subassembly on connecting pipe (2), and spacing subassembly carries out the axial to being surveyed pipeline (3) spacing.

2. The internet of things wireless acquisition vortex street flowmeter of claim 1, characterized in that: the accommodating cavity (201) is of a circular ring-shaped structure, the measured pipeline (3) is attached to the cavity wall of the accommodating cavity (201), and a plurality of groups of sliding grooves (301) are formed in the outer side wall of one end, close to the connecting pipe (2), of the measured pipeline (3).

3. The internet of things wireless acquisition vortex street flowmeter of claim 2, characterized in that: the chamber wall that holds chamber (201) is outwards sunken to be equipped with a plurality of flutings, all is equipped with a set of spacing subassembly in every fluting, spacing subassembly includes fixture block (8) and second spring (9), fixture block (8) slidable mounting in the fluting, fixture block (8) one end fixed connection second spring (9), and fixture block (8) other end is inserted and is established in a set of spout (301).

4. The internet of things wireless acquisition vortex street flowmeter of claim 3, characterized in that: the bottom of each fixture block (8) is rotatably connected with three ball supports (10) which are linearly distributed, the ball supports (10) are in rolling fit with the sliding grooves (301), the fixture blocks (8) and the sliding grooves (301) are distributed in an annular array, and the number of the fixture blocks (8) and the number of the sliding grooves (301) are 3-8.

5. The internet of things wireless acquisition vortex street flowmeter of claim 4, characterized in that: the utility model discloses a pipeline testing device, including connecting pipe (2), carousel (5) are installed to the beginning annular groove on the pipe outer wall of connecting pipe (2), annular groove internal rotation, drive groove (6) with spout (301) the same quantity are seted up to one side that carousel (5) are close to be surveyed pipeline (3), and a plurality of drive groove (6) are annular array and distribute, and drive groove (6) are the arc wall.

6. The internet of things wireless acquisition vortex street flowmeter of claim 5, characterized in that: a group of shifting rods (7) are inserted into each driving groove (6), and one ends of the shifting rods (7) far away from the rotating disc (5) extend into the grooves and are fixedly connected with clamping blocks (8).

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